Nature, Volume 72Sir Norman Lockyer Macmillan Journals Limited, 1905 |
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Página 116
... shown by Messrs . Aitchison and Beck , and there are interesting exhibits from the Cam- bridge Scientific Instrument Co. and Messrs . Hilger . A half - shadow polarimeter is shown by Prof. Poynting , the half - shadow field being ...
... shown by Messrs . Aitchison and Beck , and there are interesting exhibits from the Cam- bridge Scientific Instrument Co. and Messrs . Hilger . A half - shadow polarimeter is shown by Prof. Poynting , the half - shadow field being ...
Página 495
... shown on their spectroheliograph negatives , in a new light . He points out that in spectrograms of the chromosphere taken during total eclipses of the sun , the lower layers of the eruptions , i.e. those nearer to the moon's limb ...
... shown on their spectroheliograph negatives , in a new light . He points out that in spectrograms of the chromosphere taken during total eclipses of the sun , the lower layers of the eruptions , i.e. those nearer to the moon's limb ...
Página 570
... shown in step at the beginn but gradually falling out of step , whereby , as wil seen , they are diminished by the interruptions shown line 4 , and are thus automatically brought back into step The only remaining operation is to use the ...
... shown in step at the beginn but gradually falling out of step , whereby , as wil seen , they are diminished by the interruptions shown line 4 , and are thus automatically brought back into step The only remaining operation is to use the ...
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